If z is a standard normal variable, find P (z > 0.97). 0.1922 0.1660 0.8340 0.1685

Q: Let, X has a normal distribution with a mean of 40 and a standard deviation of 8. The z value for x…

A:

Q: find z such that 99.31% of the  normal curve lies to the left of z and sketch it

A: Obtain the value of z such that 99.31% of the normal curve lies to the left of z. The value of z…

Q: If Z is a standard normal variable find P(Z>-3.00)

A: It is an important part of statistics. It is widely used.

Q: In standard normal distribution, the area to the right of z = -1.05 is:   A.0.85314   B.0.70628…

A: We have to find the area  to the right of z = -1.05

Q: Find z such that 56% of the standard normal curve lies between −z and z.

A: Draw the normal curve and shade the area between -z and z under the normal curve.

Q: Can you find the standard deviation for sx and sy?

A:

Q: If z is a standard normal variable, find P(z> 0.97). Round to four decimal places. O A. 0.1922 O B.…

A: Answer: Option C.  0.1660

Q: If z is a standard normal variable, then P ( z > 2.17 )  is:

A: The question is asking for the probability that a standard normal variable z is greater than 2.17.…

Q: Suppose Z is distributed as a Standard Normal variable. Calculate Pr(-1.54 < Z < -0.13).

A: We have given that the random variable Z is distributed as a Standard Normal distribution.

Q: Let Z be the standard normal variable.Find z if z satisfies the given value. P(Z < z)= 0.9826

A: P(Z &lt; z)= 0.9826Φ(z)= 0.9826z=Φ-1( 0.9826)z=2.111  (using the inverse normal distribution)

Q: Let X has a normal distribution with a mean of 120 and a standard deviation of 20. The z value…

A:

Q: For a standard normal distribution, P(z = 0) is equal to a. 1 b. 0.50 c. 0.33 d. O

A: Given Z = 0

Q: If Z is the standard normal variable, then P(0.5 ≤ Z ≤ 1.5)=

A: From the provided information, Z is a standard normal variable and P (0.5 ≤ Z ≤ 1.5)

Q: For some positive value of Z, the probability that a standard normal variable is between 0 and Z is…

A: Given: P0&lt;z&lt;Z=0.3770. Then,P0&lt;z&lt;Z=0.3770⇒Pz&lt;Z-Pz&lt;0=0.377⇒Pz&lt;Z-0.5=0.377…

Q: Z is distributed as a standard normal variable. Use Excel to find Pr(Z < 0). Enter your answer as a…

A: Standardized z-score:   The standardized z-score represents the number of standard deviations the…

Q: Let Z be the standard normal variable with μ = 36 and σ = 4.2. Find the value of P(X  30). Round…

A: Note:It is given that Z is the standard normal variable with mean 36 and standard deviation 4.2.…

Q: ind z such that 66% of the standard normal curve lies between −z and z.

A: Given  Find z such that 66% of the standard normal curve lies between −z and z.    Find the value of…

Q: Find Z so that 17% of the standard normal curve lies to the right of Z.

A: The value Z for the 17% of the standard normal curve lies to the right of Z is,…

Q: Giventhat Z is a standard normal variable, the value z for which P(Z &lt; z)="0.2580" is=""…

A: The probability value is 0.2580.

Q: Given that Z is a standard normal variable, the value z for which P(Z ≤ z) = 0.2580 is: Select one:…

A:

Q: Let x have a normal distribution with a mean of 30 and a standard deviation of 7. The z value for x…

A: The formula of the Z-score is,Where, X denotes the raw data point,µ denotes the population mean,σ…

Q: Let Z be the standard normal variable. Find the values of z if z satisfies the following: P(Z < -z)…

A: From the provided information,Let Z be the standard normal variable.P(Z &lt; -z) = 0.8365

Q: Let Z be the standard normal variable. Find the value of z if z satisfies P (Z z) = 0.2090 %3D

A:

Q: Z is distributed as a standard normal variable. Use Excel to find Pr(Z > -2.43).

A: The standard normal variable Z follows normal distribution with mean 0 and standard deviation 1.

Q: Let Z be the standard normal variable. Find z if P(Z &gt; z) = 0.7389. (Give your answer to two…

A: The value of z that corresponds to the given area is P (Z &gt; z) = 0.7389 is obtained belowFrom the…

Q: Let Z be the standard normal variable. Find the values of z if z satisfies the following: P(Z > z)…

A: P(Z &gt; z) = 0.3336

Q: Let, X has a normal distribution with a mean of 60 and a standard deviation of 4. The z-value for x…

A:

Q: For some positive value z, the probability that a standard normal variable is between -1 and z is…

A: is the standard normal variable that is .

Q: Let Z be the standard normal variable. Find z if P(-z &lt; Z &lt; z) = 0.8788. (Give your answer to…

A: The value of z is calculated below:

Q: Z is distributed as a standard normal variable. Use Excel to find Pr(-2.67 < Z < 1.24).

A: The value of Pr(-2.67 &lt; Z &lt; 1.24) is obtained below : P(-2.67 &lt; Z &lt; 1.24)=P(Z&lt;1.24)–…

Q: Find z such that 3.3% of the normal curve lies to the left of z

A: It is provided that 3.3% of the normal curve lies to the left of z. The area under a particular…

Q: Z is distributed as a standard normal variable. Find Pr(Z < -0.46). Enter your answer as a decimal…

A: Given, Z is distributed as a standard normal variable.